—That must have been a long trip.—Yeah, it________us a whole week to get there.

China sent up Shenzhou V manned spaceship into space successfully, which shows  science and technology ___ rapidly in China.

Helen ________ her keys in the office so she had to wait until her husband ______ home. 

Kate _________ in America for many years, but she’d never regretted her decision to return to her motherland.

I’m sorry I didn’t hear what you said. I ________ the picture.

If we _________ the earth, we must take action before it is too late. 

Ever since junior middle school , Jack as well as his sisters ______ of travelling around the world. 

 I have no money now. Even if I ______ money, I _______ such an expensive car. 

—Sorry to have interrupted you. Please go on. —where was I?—You ____ you didn’t like your father’s job.

—Is there anything wrong, Bob? You look sad. —Oh, nothing much. In fact, I _____ of my friends back home.

 If you don’t like the drink you _____, just leave it and try a different one.

You don’t need to describe her. I _____ her several times.

—Oh, it’s you, I _____ recognize you! —I’ve just had my hair cut. And I _____ my glasses.

—Nancy is not coming tonight.—But she _____!

His father, a famous university professor, who is said to have started his teaching career in Australia, _____ in Nanjing University for more than twenty years.

Who can bear _____ so many times?

Alice _____ in a book that the city she lives in was _____ one hundred years ago.

 The pen      well, so it ___ well. 

When I jumped into the river, the water ___very cold.

Since the project has been ___ on well, you must ___ it on until it is completed.